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Allow access to code memory for exefs mods (#5518)

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* Allow access to code memory for exefs mods

* Add ASLR workaround for Skyline

* Hardcode allowCodeMemoryForJit to true
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TSRBerry 2023-08-09 23:27:45 +02:00 • committed by GitHub
parent 773e239db7
commit 5e9678c8fa
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 63 additions and 17 deletions
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46
src/ARMeilleure/Translation/PTC/PtcProfiler.cs
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@ -9,10 +9,13 @@ using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.IO.Compression;
using System.Linq;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Threading;
using System.Timers;
using static ARMeilleure.Translation.PTC.PtcFormatter;
using Timer = System.Timers.Timer;
namespace ARMeilleure.Translation.PTC
{
@ -20,7 +23,11 @@ namespace ARMeilleure.Translation.PTC
{
private const string OuterHeaderMagicString = "Pohd\0\0\0\0";
private const uint InternalVersion = 1866; //! Not to be incremented manually for each change to the ARMeilleure project.
private const uint InternalVersion = 5518; //! Not to be incremented manually for each change to the ARMeilleure project.
private static readonly uint[] _migrateInternalVersions = {
1866,
};
private const int SaveInterval = 30; // Seconds.
@ -28,7 +35,7 @@ namespace ARMeilleure.Translation.PTC
private readonly Ptc _ptc;
private readonly System.Timers.Timer _timer;
private readonly Timer _timer;
private readonly ulong _outerHeaderMagic;
@ -51,7 +58,7 @@ namespace ARMeilleure.Translation.PTC
{
_ptc = ptc;
_timer = new System.Timers.Timer((double)SaveInterval * 1000d);
_timer = new Timer(SaveInterval * 1000d);
_timer.Elapsed += PreSave;
_outerHeaderMagic = BinaryPrimitives.ReadUInt64LittleEndian(EncodingCache.UTF8NoBOM.GetBytes(OuterHeaderMagicString).AsSpan());
@ -168,7 +175,7 @@ namespace ARMeilleure.Translation.PTC
return false;
}
if (outerHeader.InfoFileVersion != InternalVersion)
if (outerHeader.InfoFileVersion != InternalVersion && !_migrateInternalVersions.Contains(outerHeader.InfoFileVersion))
{
InvalidateCompressedStream(compressedStream);
@ -211,7 +218,19 @@ namespace ARMeilleure.Translation.PTC
return false;
}
ProfiledFuncs = Deserialize(stream);
switch (outerHeader.InfoFileVersion)
{
case InternalVersion:
ProfiledFuncs = Deserialize(stream);
break;
case 1866:
ProfiledFuncs = Deserialize(stream, (address, profile) => (address + 0x500000UL, profile));
break;
default:
Logger.Error?.Print(LogClass.Ptc, $"No migration path for {nameof(outerHeader.InfoFileVersion)} '{outerHeader.InfoFileVersion}'. Discarding cache.");
InvalidateCompressedStream(compressedStream);
return false;
}
Debug.Assert(stream.Position == stream.Length);
@ -225,9 +244,14 @@ namespace ARMeilleure.Translation.PTC
return true;
}
private static Dictionary<ulong, FuncProfile> Deserialize(Stream stream)
private static Dictionary<ulong, FuncProfile> Deserialize(Stream stream, Func<ulong, FuncProfile, (ulong, FuncProfile)> migrateEntryFunc = null)
{
return DeserializeDictionary<ulong, FuncProfile>(stream, (stream) => DeserializeStructure<FuncProfile>(stream));
if (migrateEntryFunc != null)
{
return DeserializeAndUpdateDictionary(stream, DeserializeStructure<FuncProfile>, migrateEntryFunc);
}
return DeserializeDictionary<ulong, FuncProfile>(stream, DeserializeStructure<FuncProfile>);
}
private static ReadOnlySpan<byte> GetReadOnlySpan(MemoryStream memoryStream)
@ -240,7 +264,7 @@ namespace ARMeilleure.Translation.PTC
compressedStream.SetLength(0L);
}
private void PreSave(object source, System.Timers.ElapsedEventArgs e)
private void PreSave(object source, ElapsedEventArgs e)
{
_waitEvent.Reset();
@ -277,7 +301,7 @@ namespace ARMeilleure.Translation.PTC
{
Debug.Assert(stream.Seek(0L, SeekOrigin.Begin) == 0L && stream.Length == 0L);
stream.Seek((long)Unsafe.SizeOf<Hash128>(), SeekOrigin.Begin);
stream.Seek(Unsafe.SizeOf<Hash128>(), SeekOrigin.Begin);
lock (_lock)
{
@ -288,7 +312,7 @@ namespace ARMeilleure.Translation.PTC
Debug.Assert(stream.Position == stream.Length);
stream.Seek((long)Unsafe.SizeOf<Hash128>(), SeekOrigin.Begin);
stream.Seek(Unsafe.SizeOf<Hash128>(), SeekOrigin.Begin);
Hash128 hash = XXHash128.ComputeHash(GetReadOnlySpan(stream));
stream.Seek(0L, SeekOrigin.Begin);
@ -332,7 +356,7 @@ namespace ARMeilleure.Translation.PTC
private static void Serialize(Stream stream, Dictionary<ulong, FuncProfile> profiledFuncs)
{
SerializeDictionary(stream, profiledFuncs, (stream, structure) => SerializeStructure(stream, structure));
SerializeDictionary(stream, profiledFuncs, SerializeStructure);
}
[StructLayout(LayoutKind.Sequential, Pack = 1/*, Size = 29*/)]